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(Help needed ASAP) What is the approximate diagonal distance from one corner of a 3 inch-by-5 inch index card to the opposite corner? A) 5.6 inches B) 6 inches C) 6.2 inches D) 5.8 inches
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(Help needed ASAP) What is the approximate diagonal distance from one corner of a 3 inch-by-5 inch index card to the opposite corner?

A) 5.6 inches
B) 6 inches
C) 6.2 inches
D) 5.8 inches

User Husmus
by
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2 Answers

12 votes
Answer: Give me second
User Iwan Wijaya
by
8.3k points
5 votes
D

Pretend to cut the card in half from opposite corner to opposite corner.
Use Pythagorean’s Theorem.
a^2+b^2=c^2
(3)^2+(5)^2=c^2
9+25=c^2
34=c^2
C=approximately 5.8 inches.
User Daniel Tovesson
by
7.7k points
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